United States · SAE

A286

SAE J 467:1968 — SAE J 467

Chemical composition

Element	min	max	Similar	Remarks
Al			0.2
B			0.004
C			0.05
Cr			15
Mn			1.4
Mo			1.3
Ni			26
Si			0.4
Ti			2.15
V			0.3

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
bars, forgings	≤655	≤1000	≤24	≤45	≤87
bars, forgings, wire	703	1082	25	46
bars, HB, wire						锻件 302
bars, HR						锻件 ≤26

Physical properties

Temperature

-250.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	10.53

-200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
214.00	12.25

-125.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
211.00

-100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	14.62

-75.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
208.00

0.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	15.93		455.20

20.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
201.00	16.10	12.17	456.20		7.92	0.31

21.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
200.64

25.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
201.00

93.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	16.51

100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
196.00；194.00	16.57	13.75	461.54

150.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
192.00

200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
189.00；185.00	16.84	15.74	463.84

204.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	16.83

250.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
185.00

300.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
181.00；177.00	16.99	17.74	461.71

316.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.05

350.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
178.00

400.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
174.00；171.00	17.16	19.75	459.73

427.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.35

450.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
169.00

500.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
165.00	17.44	21.78

538.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.60

600.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
155.00	17.86	23.83

649.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.78	24.81		1.19

700.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.34

760.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.58

800.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.77

816.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
128.93

850.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.89

Typical physical values

Density	Elastic modulus	Poisson's ratio	Remarks
7.61–8.10	190.00–215.00	0.27–0.30	不锈钢的典型材料性能数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。
7.86	190.00–210.00	0.27–0.30	低碳，高合金钢材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。

High/low temperature

Yield strength Rp0.2 (MPa)

Condition	Temperature ℃	min	max	Remarks
bars	forgings		649
bars	forgings	649		607.00

Tensile strength Rm (MPa)

Condition	Temperature ℃	min	max	Remarks
bars	forgings		649
bars	forgings	649		710.00

Elongation A (%)

Condition	Temperature ℃	min	max	Remarks
bars	forgings		649
bars	forgings	649		13.00

Reduction of area Z (%)

Condition	Temperature ℃	min	max	Remarks
bars	forgings		649
bars	forgings	649		14.00

Fatigue

Test conditions

Item	Detail
Product
Experiment	T: 20°C
Specimen

Monotonic

Property	Value
Elastic modulus (GPa)	196.5
Yield strength (MPa)	821.0
Tensile strength (MPa)	1000.0
Poisson's ratio	0.301

Stress life

No.	Stress (MPa)	Cycles
1	400	1E7

Creep

Condition

1.冷拔(+C1800)

Temperature ℃	Time h	CRS
427	100.0h	682.58
427	1000.0h	606.74
538	100.0h	420.58
538	1000.0h	317.16
649	100.0h	172.37

Temperature ℃	Time h	CRS
538	100.0h	406.79
538	1000.0h	324.05

Similar grades

Grade	Region	System
A-286	Global	Enterprise standard
A-286	United States	AMS
S66286	United States	UNS
Discaloy	United States	SAE
SA-638 Grade 660 Type 1	United States	ASME